* 100% Waterproof * Rebound cushioning provides all-day comfort and energy return * Made with seamless construction - 30% lighter and more durable * Constructed with 5mm Neo-Tech waterproof insulation * DuraFresh natural bio-technology activates to fight odors * BioGrip slip-resistant outsole * BLOOM eco-friendly, algae-based EVA footbed that helps clean polluted water habitats. * Flex Width insole system adapts to foot width * Heel Lock prevents heel slip and ensures optimal fit